Retinol is a fat-soluble vitamin, also called vitamin A1. Retinol is oxidized to retinal, a key molecule in the chemistry of vision and retinoic acid, which plays an important role in embryo development. Atoms are represented as spheres and are colour-coded: carbon (black), hydrogen (white) and oxygen (red). | |
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Crédit: | Science Photo Library / GREG WILLIAMS |
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